They watch Captain Underpants alot together, causing them to know all the lyrics to the theme song
Dan sings it randomly to Drew just to hear him laugh
Drew wrote the lyrics down just in case Dan forgets them
(This was because of a Dan singing greeting)
![](https://img.wattpad.com/cover/362471067-288-k415659.jpg)
Dan and Drew hc
They watch Captain Underpants alot together, causing them to know all the lyrics to the theme song
Dan sings it randomly to Drew just to hear him laugh
Drew wrote the lyrics down just in case Dan forgets them
(This was because of a Dan singing greeting)